import router from './router'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import { getToken, removeToken } from '@/utils/auth' // get token from cookie
import getPageTitle from '@/utils/get-page-title'
import store from './store'

NProgress.configure({ showSpinner: false }) // NProgress Configuration

const whiteList = ['/login'] // no redirect whitelist

router.beforeEach(async(to, from, next) => {
  if (to.path === '/marketing/practicalStrategy/addstrategy' && to.query.id !== undefined) {
    to.meta.title = '编辑图文'
  } else if (to.path === '/marketing/practicalStrategy/addstrategy' && to.query.id === undefined) {
    to.meta.title = '新建图文'
  }
  // start progress bar
  NProgress.start()

  // set page title
  document.title = getPageTitle(to.meta.title)

  // determine whether the user has logged in
  const hasToken = getToken()
  const hasRoles = store.getters.roles && store.getters.roles.length > 0
  // const localRoles = JSON.parse(localStorage.getItem('roles') && localStorage.getItem('roles').length > 0)

  if (hasToken) {
    if (to.path === '/login') {
      // if is logged in, redirect to the home page
      next({ path: '/' })
      removeToken()
    } else {
      if (hasRoles) {
        next()
      } else {
        try {
          // // 获取用户菜单数组
          const permissionList = await store.dispatch('user/getPermissionList')

          // // 根据用户菜单数组生成访问路由表
          const accessRoutes = await store.dispatch('permission/generateRoutes', permissionList)

          // // 动态生成可访问路由 addRoutes
          router.addRoutes(accessRoutes)

          // // 放行
          next({ ...to, replace: true })
        } catch (error) {
          await store.dispatch('user/resetToken')
          next(`/login?redirect=${to.path}`)
          NProgress.done()
        }
      }
    }
  } else {
    /* has no token*/
    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next()
    } else {
      // other pages that do not have permission to access are redirected to the login page.
      next(`/login?redirect=${to.path}`)
    }
  }
  NProgress.done()
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()
})
